Coverage report

  %line %branch
org.apache.commons.jelly.tags.bean.BeanTagLibrary
88% 
100% 

 1   
 /*
 2   
  * Copyright 2002,2004 The Apache Software Foundation.
 3   
  *
 4   
  * Licensed under the Apache License, Version 2.0 (the "License");
 5   
  * you may not use this file except in compliance with the License.
 6   
  * You may obtain a copy of the License at
 7   
  *
 8   
  *      http://www.apache.org/licenses/LICENSE-2.0
 9   
  *
 10   
  * Unless required by applicable law or agreed to in writing, software
 11   
  * distributed under the License is distributed on an "AS IS" BASIS,
 12   
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13   
  * See the License for the specific language governing permissions and
 14   
  * limitations under the License.
 15   
  */
 16   
 package org.apache.commons.jelly.tags.bean;
 17   
 
 18   
 import java.lang.reflect.Method;
 19   
 import java.util.Hashtable;
 20   
 import java.util.Map;
 21   
 
 22   
 import org.apache.commons.beanutils.MethodUtils;
 23   
 import org.apache.commons.jelly.JellyException;
 24   
 import org.apache.commons.jelly.Tag;
 25   
 import org.apache.commons.jelly.TagLibrary;
 26   
 import org.apache.commons.jelly.impl.TagFactory;
 27   
 import org.apache.commons.jelly.impl.TagScript;
 28   
 
 29   
 import org.xml.sax.Attributes;
 30   
 
 31   
 /** Describes the Taglib. This class could be generated by XDoclet
 32   
   *
 33   
   * @author Theo Niemeijer
 34   
   * @version $Revision: 155420 $
 35   
   */
 36   
 public class BeanTagLibrary extends TagLibrary {
 37   
 
 38   
     /** Synchronized map of tag names to bean classes */
 39  6 
     private Map beanTypes = new Hashtable();
 40   
 
 41   
     /** Synchronized map of tag names to invoke methods */
 42  6 
     private Map invokeMethods = new Hashtable();
 43   
 
 44  6 
     public BeanTagLibrary() {
 45  6 
         registerTagFactory(
 46   
             "beandef",
 47   
             new TagFactory() {
 48   
                 public Tag createTag(String name, Attributes attributes) throws JellyException {
 49   
                     return new BeandefTag(BeanTagLibrary.this);
 50   
                 }
 51   
             }
 52   
         );
 53  6 
     }
 54   
 
 55   
     /**
 56   
      * Allows tags to register new bean types
 57   
      */
 58   
     public void registerBean(String name, Class type) {
 59  9 
         beanTypes.put(name, type);
 60  9 
     }
 61   
 
 62   
     /**
 63   
      * Allows tags to register new bean types with an associated method
 64   
      */
 65   
     public void registerBean(String name, Class type, Method method) {
 66  6 
         registerBean(name, type);
 67  6 
         if (method != null) {
 68  3 
             invokeMethods.put(name, method);
 69   
         }
 70   
         else {
 71  3 
             invokeMethods.remove(name);
 72   
         }
 73  6 
     }
 74   
 
 75   
     /**
 76   
      * Allows tags to register new bean types with an associated method
 77   
      */
 78   
     public void registerBean(String name, Class type, String methodName) {
 79  0 
         Method method = MethodUtils.getAccessibleMethod(
 80   
             type, methodName, BeandefTag.EMPTY_ARGUMENT_TYPES
 81   
         );
 82  0 
         registerBean(name, type, method);
 83  0 
     }
 84   
 
 85   
     // TagLibrary interface
 86   
     //-------------------------------------------------------------------------
 87   
     public TagScript createTagScript(
 88   
         final String name, class="keyword">final Attributes attributes
 89   
     ) throws JellyException {
 90   
 
 91   
         // check for standard tags first
 92  126 
         TagScript answer = super.createTagScript(name, attributes);
 93  126 
         if (answer != null) {
 94  9 
             return answer;
 95   
         }
 96   
 
 97   
         // lets try a dynamic tag
 98  117 
         return new TagScript( createTagFactory(name, attributes) );
 99   
     }
 100   
 
 101   
     // Implementation methods
 102   
     //-------------------------------------------------------------------------
 103   
 
 104   
     /**
 105   
      * Factory method to create a TagFactory for a given tag attribute and attributes
 106   
      */
 107   
     protected TagFactory createTagFactory(String name, Attributes attributes) throws JellyException {
 108   
 
 109  117 
         return new TagFactory() {
 110   
             public Tag createTag(String name, Attributes attributes) throws JellyException {
 111   
                 return createBeanTag(name, attributes);
 112   
             }
 113   
         };
 114   
     }
 115   
 
 116   
     protected Tag createBeanTag(String name, Attributes attributes) throws JellyException {
 117   
         // is the name bound to a specific class
 118  117 
         Class beanType = getBeanType(name, attributes);
 119  117 
         if (beanType != null) {
 120  27 
             Method invokeMethod = (Method) invokeMethods.get(name);
 121  27 
             return new BeanTag(beanType, name, invokeMethod);
 122   
         }
 123   
 
 124   
         // its a property tag
 125  90 
         return new BeanPropertyTag(name);
 126   
     }
 127   
 
 128   
     protected Class getBeanType(String name, Attributes attributes) {
 129  117 
         return (Class) beanTypes.get(name);
 130   
     }
 131   
 }

This report is generated by jcoverage, Maven and Maven JCoverage Plugin.